8959641 has 4 divisors (see below), whose sum is σ = 11946192. Its totient is φ = 5973092.

The previous prime is 8959603. The next prime is 8959667. The reversal of 8959641 is 1469598.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8959641 - 2¹¹ = 8957593 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8959593 and 8959602.

It is not an unprimeable number, because it can be changed into a prime (8959141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1493271 + ... + 1493276.

It is an arithmetic number, because the mean of its divisors is an integer number (2986548).

Almost surely, 2^8959641 is an apocalyptic number.

It is an amenable number.

8959641 is a deficient number, since it is larger than the sum of its proper divisors (2986551).

8959641 is a wasteful number, since it uses less digits than its factorization.

8959641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2986550.

The product of its digits is 77760, while the sum is 42.

The square root of 8959641 is about 2993.2659420773. The cubic root of 8959641 is about 207.6969900707.

The spelling of 8959641 in words is "eight million, nine hundred fifty-nine thousand, six hundred forty-one".